shineout/css/utils/accept.js

Shein 前端组件库

"use strict";

exports.__esModule = true;
exports.default = attrAccept;

function attrAccept(file, acceptedFiles) {
  if (file && acceptedFiles) {
    var acceptedFilesArray = Array.isArray(acceptedFiles) ? acceptedFiles : acceptedFiles.split(',');
    var fileName = file.name || '';
    var mimeType = file.type || '';
    var baseMimeType = mimeType.replace(/\/.*$/, '');
    return acceptedFilesArray.some(function (type) {
      var validType = type.trim();

      if (validType.charAt(0) === '.') {
        return fileName.toLowerCase().endsWith(validType.toLowerCase());
      }

      if (/\/\*$/.test(validType)) {
        // This is something like a image/* mime type
        return baseMimeType === validType.replace(/\/.*$/, '');
      }

      return mimeType === validType;
    });
  }

  return true;
}